Mitochondria work much like Tesla battery packs, study finds

For years, scientists assumed that mitochondria—the energy-generating centers of living cells—worked much like household batteries, generating energy from a chemical reaction inside a single chamber or cell. Now, UCLA ...

What's the best way to cut vehicle greenhouse-gas emissions?

Policies to encourage reductions in greenhouse gas emissions tend to stress the need to switch as many vehicles as possible to electric power. But a new study by MIT and the Ford Motor Company finds that depending on the ...

Ammonia for fuel cells

Fuel cells are pollution-free power sources that convert chemical energy to electricity with high efficiency and zero emissions. Fuel cell cars, trucks, and buses would allow people to travel long distances with convenient ...

NASA's Mars helicopter testing enters final phase

NASA's Mars Helicopter flight demonstration project has passed a number of key tests with flying colors. In 2021, the small, autonomous helicopter will be the first vehicle in history to attempt to establish the viability ...

Scientists design organic cathode for high performance batteries

Researchers at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have designed a new, organic cathode material for lithium batteries. With sulfur at its core, the material is more energy-dense, cost-effective, ...

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